package com.example.demo.component;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;

@Configuration
public class WebConfigurer implements WebMvcConfigurer {
	
    @Autowired
    private LoginInterceptor loginInterceptor;
 
  // 这个方法是用来配置静态资源的，比如html，js，css，等等
  @Override
  public void addResourceHandlers(ResourceHandlerRegistry registry) {
  }
 
  // 这个方法用来注册拦截器，我们自己写好的拦截器需要通过这里添加注册才能生效
  @Override
  public void addInterceptors(InterceptorRegistry registry) {
	  // addPathPatterns("/**") 表示拦截所有的请求，
      // excludePathPatterns("/login", "/register") 表示除了登陆与注册之外，因为登陆注册不需要登陆也可以访问
      registry.addInterceptor(loginInterceptor).addPathPatterns("/**").excludePathPatterns("/admin/loginPage", 
    		  "/admin/registerUser","/admin/toregisterUser","/admin/checkCode","/admin/loginUser","/api/**");

  }
}

